Re: [PATCH v5 6/6] rust: use strict provenance APIs

From: Tamir Duberstein
Date: Mon Mar 17 2025 - 11:05:08 EST


On Mon, Mar 17, 2025 at 10:24 AM Tamir Duberstein <tamird@xxxxxxxxx> wrote:
>
> Throughout the tree, use the strict provenance APIs stabilized in Rust
> 1.84.0[1]. Retain backwards-compatibility by introducing forwarding
> functions at the `kernel` crate root along with polyfills for rustc <
> 1.84.0.
>
> Use `#[allow(clippy::incompatible_msrv)]` to avoid warnings on rustc <
> 1.84.0 as our MSRV is 1.78.0.
>
> In the `kernel` crate, enable the strict provenance lints on rustc >=
> 1.84.0; do this in `lib.rs` rather than `Makefile` to avoid introducing
> compiler flags that are dependent on the rustc version in use.

As Benno pointed out on v4, this should probably include:

Note that the enablement of the strict provenance lints does not
extend to the `kernel` crate's doctests.